simplified sanitizing created project events in project_lifecycles.

src/sql/0-run-first/1-sanitize_init.sql

@@ -1,7 +1,6 @@
 DROP TABLE IF EXISTS tokens;
-DROP INDEX IF EXISTS billing_refnum ON billing;
 
-CREATE INDEX billing_refnum ON billing (refNumber);
+CREATE OR REPLACE INDEX billing_refnum ON billing (refNumber);
 
 -- noinspection SqlWithoutWhere
 UPDATE users SET hash = '';
@@ -10,6 +9,5 @@ ALTER TABLE project_lifecycle ADD COLUMN id INT AUTO_INCREMENT KEY FIRST;
 CREATE OR REPLACE INDEX lifecycle_timestamp on project_lifecycle (timestamp);
 CREATE OR REPLACE INDEX lifecycle_newval on project_lifecycle (new_value);
 
-UPDATE project_lifecycle SET new_value = '+CREATED' WHERE changed_column = 'created';
-UPDATE project_lifecycle SET changed_column = 'status' WHERE changed_column = 'created';
+UPDATE project_lifecycle SET new_value = '+CREATED', changed_column = 'status' WHERE changed_column = 'created';
 DELETE FROM project_lifecycle WHERE project_number = 'EVENT';